<?php

/**
 * LoginForm class.
 * LoginForm is the data structure for keeping
 * user login form data. It is used by the 'login' action of 'SiteController'.
 */
class LoginForm extends CFormModel
{
	public $username;
	public $password;
	public $rememberMe;
        public $chkpruebas;
        public $cbosede;
	private $_identity;

	/**
	 * Declares the validation rules.
	 * The rules state that username and password are required,
	 * and password needs to be authenticated.
	 */
	public function rules()
	{
		return array(
			// username and password are required
			array('username, password, cbosede', 'required'),
			// rememberMe needs to be a boolean
			array('rememberMe, chkpruebas', 'boolean'),
			// password needs to be authenticated
			array('password', 'authenticate'),
		);
	}

	/**
	 * Declares attribute labels.
	 */
	public function attributeLabels()
	{
		return array(
			'rememberMe'=>'Recordarme la próxima vez',
                        'username'=>'Usuario',
                        'password'=>'Contraseña',
                        'chkpruebas'=>'Pruebas',
                        'cbosede'=>'Sede',
		);
	}

	/**
	 * Authenticates the password.
	 * This is the 'authenticate' validator as declared in rules().
	 */
	public function authenticate($attribute,$params)
	{
		if(!$this->hasErrors())
		{
			$this->_identity=new UserIdentity($this->username,$this->password);
                        $resultLogin = $this->_identity->authenticate($this->chkpruebas, $this->cbosede);
                        switch ($resultLogin) {
                            case 1:
                                $this->addError('username','Usuario no asignado para la plataforma EGRESADOS');
                                break;
                            case 2:
                                $this->addError('password','Contraseña incorrecta.');
                                break;
                            case 3:
                                $this->addError('password','Contraseña incorrecta (ldap).');
                                break;
                            case 4:
                                $this->addError('password','El usuario no existe o no esta autorizado.');
                                break;
                            case 5:
                                $this->addError('password','Conexion imposible para busqueda.');
                                break;
                            case 6:
                                $this->addError('password','Protocolo invalido.');
                                break;
                            case 7:
                                $this->addError('password','Servidor no encontrado.');
                                break;
                        }
		}
	}

	/**
	 * Logs in the user using the given username and password in the model.
	 * @return boolean whether login is successful
	 */
	public function login()
	{
		if($this->_identity===null)
		{
			$this->_identity=new UserIdentity($this->username, $this->password);
			$this->_identity->authenticate($this->chkpruebas);
		}
		if($this->_identity->errorCode===UserIdentity::ERROR_NONE)
		{
			$duration=$this->rememberMe ? 3600*24*30 : 0; // 30 days
			Yii::app()->user->login($this->_identity,$duration);
			return true;
		}
		else
			return false;
	}
}
